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EWG's Tap Water Database — 2021 UPDATE

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Molybdenum

San Antonio Water System

Molybdenum is a metal that occurs naturally in soil, minerals and water. People who ingest large amounts can have increased levels of uric acid and gout-like symptoms.

MORE ABOUT THIS CONTAMINANT

 

145

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
20151.04 ppb14547ND - 9.20 ppb
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 40 ppb

The EWG Health Guideline of 40 ppb for molybdenum was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against metabolic changes and excess formation of uric acid in the blood.

ppb = parts per billion

All test results

Date Lab ID Result
2015-03-09201503110220AMND
2015-03-09201503110222AM1.50 ppb
2015-03-09201503110218AMND
2015-03-10201502090218AMND
2015-03-10201502090158AMND
2015-03-10201502090197AMND
2015-03-10201502090234AMND
2015-03-10201502090223AM2.80 ppb
2015-03-10201502090159AMND
2015-03-10201502090139AMND
2015-03-10201502090242AMND
2015-03-10201502090174AM3.00 ppb
2015-03-10201502090208AMND
2015-03-10201502090198AMND
2015-03-10201503120197AM1.20 ppb
2015-03-10201503120199AMND
2015-03-10201502090272AMND
2015-03-10201502090284AMND
2015-03-10201502090152AMND
2015-03-10201502090151AMND
2015-03-10201502090236AMND
2015-03-10201502090209AM1.20 ppb
2015-03-10201502090244AM1.20 ppb
2015-03-10201502090225AM1.000 ppb
2015-03-10201502090226AM2.00 ppb
2015-03-10201502090256AMND
2015-03-10201502090190AMND
2015-03-10201502090180AM3.20 ppb
2015-03-10201502090163AMND
2015-03-10201502090191AMND
2015-03-10201502090270AMND
2015-03-10201502090205AMND
2015-03-10201502090171AM2.00 ppb
2015-03-10201502090153AMND
2015-03-11201502090157AM9.20 ppb
2015-03-11201502090276AMND
2015-03-11201502090263AMND
2015-03-11201502090243AM3.80 ppb
2015-03-11201502090240AMND
2015-03-11201502090233AMND
2015-03-11201502090196AMND
2015-03-11201502090251AMND
2015-03-11201502090206AMND
2015-03-11201502090241AMND
2015-03-11201503140108AM7.90 ppb
2015-03-11201503140110AM3.80 ppb
2015-03-11201503140112AM2.80 ppb
2015-03-11201503140114AMND
2015-03-11201502090248AMND
2015-03-11201502090237AMND
2015-03-11201502090175AMND
2015-03-11201502090235AM2.50 ppb
2015-03-11201502090224AMND
2015-03-11201502090145AM2.70 ppb
2015-03-11201502090143AM2.30 ppb
2015-03-11201502090162AM2.60 ppb
2015-03-11201502090147AM4.90 ppb
2015-03-11201502090148AMND
2015-03-11201502090187AM2.50 ppb
2015-03-12201503140088AM2.70 ppb
2015-03-12201503140104AMND
2015-03-12201503140106AMND
2015-03-12201503140102AMND
2015-03-12201503140090AM7.50 ppb
2015-03-12201503140100AMND
2015-03-13201503140208AMND
2015-06-29201506300301AM1.20 ppb
2015-06-29201506300299AM1.10 ppb
2015-09-14201508270375AMND
2015-09-14201508270381AM3.60 ppb
2015-09-14201508270380AMND
2015-09-14201508270371AMND
2015-09-14201508270398AMND
2015-09-14201508270400AM1.80 ppb
2015-09-14201508270399AMND
2015-09-14201508270386AM3.50 ppb
2015-09-14201508270366AMND
2015-09-14201508270456AM3.70 ppb
2015-09-14201508270476AMND
2015-09-14201508270478AM1.10 ppb
2015-09-14201508270453AMND
2015-09-14201508270454AMND
2015-09-14201508270518AM4.30 ppb
2015-09-14201508270475AMND
2015-09-14201508270470AMND
2015-09-14201508270460AMND
2015-09-14201508270455AM3.60 ppb
2015-09-14201508270452AMND
2015-09-15201508270359AMND
2015-09-15201508270378AMND
2015-09-15201508270374AMND
2015-09-15201508270376AMND
2015-09-15201508270382AMND
2015-09-15201508270383AMND
2015-09-15201508270368AMND
2015-09-15201508270369AMND
2015-09-15201509170012AMND
2015-09-15201508270372AMND
2015-09-15201508270373AMND
2015-09-15201508270370AMND
2015-09-15201508270396AM1.90 ppb
2015-09-15201508270401AM1.20 ppb
2015-09-15201508270385AMND
2015-09-15201508270477AM1.20 ppb
2015-09-15201508270469AMND
2015-09-15201508270472AMND
2015-09-15201508270462AMND
2015-09-15201508270463AMND
2015-09-15201508270461AMND
2015-09-15201508270464AMND
2015-09-15201508270459AMND
2015-09-16201508270363AMND
2015-09-16201508270379AMND
2015-09-16201508270367AMND
2015-09-16201508270384AMND
2015-09-16201508270394AMND
2015-09-16201508270395AMND
2015-09-16201508270392AMND
2015-09-16201508270471AMND
2015-09-16201508270473AMND
2015-09-16201508270474AM2.00 ppb
2015-09-16201508270466AMND
2015-09-16201508270467AM1.000 ppb
2015-09-16201508270465AMND
2015-09-16201508270468AMND
2015-09-16201508270442AMND
2015-09-17201508270364AM8.50 ppb
2015-09-17201508270377AMND
2015-09-17201509180417AM1.10 ppb
2015-09-17201508270389AMND
2015-09-17201508270457AM6.20 ppb
2015-09-17201508270458AM6.40 ppb
2015-09-17201508270447AMND
2015-09-17201508270451AM6.10 ppb
2015-09-17201509180371AM6.10 ppb
2015-09-17201508270446AMND
2015-09-17201508270441AMND
2015-09-17201508270449AMND
2015-09-17201508270443AMND
2015-09-17201508270448AMND
2015-09-18201509200096AMND
2015-09-18201508270445AM4.70 ppb
2015-10-09201510100125AM3.60 ppb
2015-12-04201512050174AM1.60 ppb
2015-12-04201512050172AM1.000 ppb